id:A119511 - OEIS Search Results

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A119511

a(n) is the smallest positive integer whose square starts with precisely n identical digits.

+0
7

1, 15, 149, 2357, 10541, 57735, 745356, 1490712, 182574186, 2357022604, 298142397, 7453559925, 1490711985, 10540925533895, 74535599249993, 105409255338946, 7453559924999299, 14907119849998598, 471404520791031683 (list; graph; listen)

	OFFSET	`1,2`
	LINKS	`Hans Havemann, Table of n, a(n) for n = 1..1000`
	EXAMPLE	`Note that 15^2 = 225 and 149^2 = 22201.`
	CROSSREFS	`Cf. A119998.` `Sequence in context: A021414 A055431 A119998 this_sequence A023069 A121035 A022739` `Adjacent sequences: A119508 A119509 A119510 this_sequence A119512 A119513 A119514`
	KEYWORD	`base,nonn`
	AUTHOR	`Tanya Khovanova (tanyakh(AT)yahoo.com), Jul 26 2006`
	EXTENSIONS	`More terms from R. J. Mathar (mathar(AT)strw.leidenuniv.nl), Jul 29 2006`

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.

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